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Super Precision Angular Contact Ball Bearings 71922 ACD/P4AQBCA

Super Precision Angular Contact Ball Bearings 71922 ACD/P4AQBCA

The 71922 ACD/P4AQBCA is a super precision angular contact ball bearing with a 110mm bore and 150mm outer diameter, crafted from durable chrome steel. Its 25° contact angle and open design ensure smooth operation under angular loads.

This set includes four matched bearings with an extra-light preload, ideal for high-precision applications. It handles dynamic radial loads up to 35100 lbf and spins at speeds up to 10000 RPM.

The phenolic cage offers quiet performance, while the lubricated design reduces friction. Suitable for temperatures from -30°C to 110°C, it’s a reliable choice for machine tools or spindle drives.

Weighing 3.44kg, this bearing is robust yet precise, meeting P4A tolerance standards. Its interchangeable design with SKF makes it a practical option for replacements or upgrades.

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Product Parameters

  • Part Number 71922 ACD/P4AQBCA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 110 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 80 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 28
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 35100 lbf
  • Static Radial Load 61875 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 3.44 kg
Super Precision Angular Contact Ball Bearings 71922 ACD/P4AQBCA dimension drawing
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Features

Performance Features of 71922 ACD/P4AQBCA Bearing

71922 ACD/P4AQBCA Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 35,100 lbf.

The phenolic cage ensures smooth operation, reducing friction and wear during high-speed use.
With a maximum speed of 10,000 rpm, it maintains stability and efficiency.

71922 ACD/P4AQBCA Bearing operates in temperatures from -30°C to 110°C, suitable for varied environments.
Its P4A tolerance class guarantees high precision and reliable performance.

The matched set of four bearings provides balanced load handling for demanding setups.
Pre-lubricated for convenience, it reduces maintenance needs and downtime.

Application

Common Applications of 71922 ACD/P4AQBCA Bearing
71922 ACD/P4AQBCA Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for high-speed operations.

In aerospace applications, 71922 ACD/P4AQBCA Bearing supports critical components like turbine shafts, thanks to its extra light preload and P4A tolerance class. Its chrome steel construction provides durability under extreme conditions.

For robotics, 71922 ACD/P4AQBCA Bearing offers reliable performance in articulated arms, where smooth movement is essential. The matched arrangement of four bearings enhances stability in dynamic loads.

Medical imaging devices benefit from 71922 ACD/P4AQBCA Bearing’s precision, ensuring consistent operation in scanners and diagnostic equipment. The open seal design allows for easy lubrication maintenance.

In automotive testing rigs, 71922 ACD/P4AQBCA Bearing handles high radial loads, making it ideal for durability testing. Its metric sizing ensures compatibility with a range of European and Asian machinery.

Q&A

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